Questions tagged [fruit]

Fruits develop from the flower of plants and hold the seeds. They are the way of plants to distribute their seeds.

Filter by
Sorted by
Tagged with
1 vote
0 answers
36 views

Seeds of fruits

Some fruits ( like watermelon , pomegranate, etc ) have their seeds spread out throughout their bulk . Also , there are fruits which have seeds at their centre of symmetry ( like apples ) . Is there ...
user avatar
16 votes
1 answer
3k views

This looks like it was somebody’s home - but who?

Found this near the edge of a forest in upstate New York. It looks like the remnant of a cocoon of some kind. I would appreciate any help in identifying its original maker / occupant. I hope my ...
user avatar
  • 490
-1 votes
1 answer
109 views

How do farmers tell if their fruits are sweet without eating them?

A relative of mine tells me that when she goes to buy fruits, she asks the vendor if the fruits are sweet. Surprisingly, the vendor is able to tell (the vendor is apparently willing to divulge this ...
user avatar
  • 469
1 vote
1 answer
74 views

An apple sunk in water, looks fine. What could it mean?

I washed a dozen of apple just now and one of them sunk in water. Also surprisingly I was not able to find an answer via googling, all top results were about why they float. The smallest one. I don't ...
user avatar
7 votes
1 answer
663 views

Identity of plant bearing a cluster of bulbous, glossy red fruits (Oak Ridges Moraine)

Location: Oak Ridges Moraine, Ontario (Durham Region) Date: October 4, 2021 Site: Full shade; hillside; sugar bush
user avatar
  • 462
0 votes
0 answers
138 views

What is this bright green spot inside an apple?

I bought four Gala apples at a produce store. When I sliced them with a stainless steel knife, a fresh knife for each apple, after the third slice they each revealed a bright green spot. In the apple ...
user avatar
1 vote
1 answer
39 views

Tiny deep red flower shrub species ID

I found this plant with maple like leaves blooming after rains this july.I am in Bhubaneswar,India.
user avatar
2 votes
2 answers
81 views

What was the evolutionary advantage of having seeds so large that they could only be dispersed by megafauna?

I understand that fruits like the avocado and the osange orange are so large and unwieldy that their evolutionary "intent" was to be consumed whole by megafauna that are now extinct. What I ...
user avatar
  • 123
3 votes
1 answer
273 views

What is this long cylindrical white fruit called?

Location: West Bengal, India Temperature: 27 °C Weather: Survive all seasons, although it was raining today Length: 35 cm (although it can be small or big typically 10 to 40 cm length), girth:10 cm ...
user avatar
1 vote
0 answers
20 views

Why unripe, very young coconut fruits spoil in days, but the ones picked medium mature can keep months?

Coconut fruits can be collected at various stages of maturity. Coconuts which are collected just when the flesh starts forming (about 5-6 months on-palm age), so they have very thin or almost no flesh,...
user avatar
  • 121
3 votes
1 answer
96 views

What's the name of this green fruit with little pikes fallen from a city tree on the pavement?

What's the name of this green fruit with little pikes fallen from a tree on Paris (France) pavement ?
user avatar
1 vote
1 answer
113 views

What causes the yellow and brown spots on our sour cherry tree?

So at the end of spring (maybe at the beginning of summer) our sour cherry tree started producing these yellowish/brownish spots on its leaves. Can you help me identify the couse of this? What can we ...
user avatar
  • 177
0 votes
0 answers
22 views

Do chilli peppers change in composition after they change color?

I grow some chilli peppers and was wondering when the time is right to harvest them. Of course gardening-focused sources say that they are ripe when they change color. This usually happens very ...
user avatar
  • 251
0 votes
1 answer
43 views

What is the name of this part in plants, fruits, vegetables?

What is the name of this part of the plant, fruit, vegetable? The thing that the plant is connected with the tree and gets nutrients with? The part we usually cut out when eat fruit. Examples below ...
user avatar
  • 111
7 votes
2 answers
515 views

Can you explain the behavior of this snake?

I just saw this video in which a snake is swallowing grapes. ("Whip snake eating grapes"). In the video, the snake just doesn't eat but goes on to swallow 2-3 grapes. I did some research on the ...
user avatar
8 votes
1 answer
295 views

What is this fruit found in a market in Uyuni, Bolivia at the end of December 2019? (orange skin, 4cm, white flesh)

What is this fruit found in a market in Uyuni, Bolivia at the end of December 2019? Fruit diameter: ~4 cm. Seed: large, spherical, black. Flesh: white. Taste: sweet but not as sweet as a lychee.
user avatar
1 vote
1 answer
55 views

Calculating the ripeness rate in fruits

I need a way to calculate avocado ripeness rate in my experiment so I need a quantitative way, I'm not sure if calculating the cellular respiration for the avocado will result in ripeness rate for the ...
user avatar
2 votes
0 answers
52 views

Folded stem on apples - does it have a name?

I have some Newton Wonder apple trees. One feature of the apples it bears is that the flesh around the stalk is occasionally elongated out of the calyx. Below is a picture that shows this on the near ...
user avatar
9 votes
1 answer
297 views

Identify this unusually-shaped, orange-colored fruit that grows in pairs?

The photos below were taken on the island of Penghu in the Taiwan straight in October. This was in a public place and the small tree (about 3 meters tall, trunk perhaps 8 to 10 cm diameter) had ...
user avatar
  • 4,907
1 vote
2 answers
144 views

What species is this? What the fruit?

The berries of the fruit are sweet. The tree is growing in Israel.
user avatar
  • 2,936
-1 votes
1 answer
118 views

Why do watermelons have a rind? [closed]

Random questions come up when talking with friends - such as this one! We were curious: what are watermelon rinds good for? So what benefits does it give the watermelon? Why did mother nature give it ...
user avatar
  • 107
21 votes
3 answers
6k views

Why are sugars in whole fruits not digested the same way sugars in juice are?

In this paper of the WHO, it is claimed that we should limit our consumption of free sugars: WHO recommends a reduced intake of free sugars throughout the lifecourse. [...] Free sugars include ...
user avatar
  • 369
5 votes
2 answers
268 views

Why does this plum/apricot hybrid look like brains?

Why does this plum/apricot hybrid look like brains? Notes: Here's a photo of what a normal fruit on the tree looks like. Location is Zone 5, east of Toronto. There are about 20 other fruits on the ...
user avatar
  • 462
0 votes
0 answers
26 views

Do lychees cause encephalitis?

In India, there is a recent outbreak of this disease after many consumed lychees. Many people link this to lychee's "toxins". I'm not a biology major hence can't elaborate further on this, but here ...
user avatar
-1 votes
2 answers
142 views

What is this fruit

What is this fruit? Is it edible? Found it in my backyard, in the Lehigh valley, eastern PA. Here's the photo:
user avatar
  • 57
2 votes
1 answer
76 views

What kind of ribes is this?

I have a plant in my USDA zone 5 garden that appears to be in the ribes genus. Details: The location is east of Toronto (Ontario, Canada). The plant is currently flowering (today is May 18th, 2019)....
user avatar
  • 462
1 vote
1 answer
54 views

Growth on raspberry cane: What is it?

I have raspberries growing in my garden. One of the raspberry canes has some sort of growth on it. Size: Approximately 2 inches long Location: Zone 5; east of Toronto, Ontario, Canada Date: April 4, ...
user avatar
  • 462
4 votes
1 answer
581 views

Fruit identification - What is this green long fruit?

I found this fruit in the South of France, but I have no Idea what it is. It's a green, hard fruit. I tried to cut it to see the inside (on the following pictures). It fell from a big tree, but I don'...
user avatar
  • 143
4 votes
1 answer
99 views

Can someone help me to identify what kind of pear is this?

I went to my local groceries supermarket (in Lima, Peru) and found this cheerful looking pear named locally as "pera canela". But I found it weird as the only variety which I'm aware of is Packham's ...
user avatar
0 votes
0 answers
72 views

How does peanut pollination work?

I got curious about peanuts and when I found some photos on the internet, I could see they have flowers. However peanut fruit is underground. How does pollination of peanut flowers affect the fruit ...
user avatar
1 vote
1 answer
114 views

What is this strange-shaped fruit?

The fruit has form of a cube or icosaheder. It is green but quickly becomes black. The meat of ripe fruit is easily separated from the seed, is sweet and tastes as dried plum. The seed has strange ...
user avatar
  • 2,936
-1 votes
1 answer
63 views

Searching a fructose degrading bacteria [closed]

my question is do you know a fructose degrading bacteria? Wich is straitforward to use and cultivate? Wich shouldn't create excrements, that can't be removed simple.
user avatar
  • 15
6 votes
2 answers
2k views

Are bananas C3, C4, or CAM plants?

Are bananas C3, C4, or CAM plants? I have been researching for some time and cannot find the answer.
user avatar
8 votes
2 answers
207 views

What is this fruit?

There is a hairy hard shell (looking like a small kiwi), which naturally breaks, and under it there is brain-shaped red sweet flesh, half-covering the smooth black seed. Picture taken in the ...
user avatar
  • 2,936
0 votes
1 answer
153 views

What is this plant with hardened fruits on the beach in Mozambique?

We saw these near the Barra and Tofinho beaches in the Inhambane province in Mozambique, in July. They were hard and leathery and dry to the touch, long past something resembling edible fruit. ...
user avatar
  • 103
2 votes
0 answers
77 views

Please help to identify this shrub

Please help to identify this shrub in Hong Kong: - dark green fruit with white spot - fruits cluster at top of stem - upright growing of green leaves The shrub was from Hong Kong MacLehose Country ...
user avatar
0 votes
1 answer
827 views

Does the sun light have to have *direct access* to fruits to make them sweet?

I understand that sun light is needed for fruits to ripen. In the years with less sun light, the fruits are usually not so sweet. So the sun light is needed to make the fruits sweet. Where and how ...
user avatar
10 votes
3 answers
1k views

Can anyone help to identify this fruit?

It stays the same color when ripe. It's about the same size as a pear. Grows in sub tropical climate of Meghalaya, India.
user avatar
3 votes
1 answer
86 views

What is this tree and fruits?

Please help me identify this tree and its fruits that have sweet taste and very small soft seeds: It grows in the Mediterranean region.
user avatar
  • 2,936
6 votes
1 answer
172 views

Why there are no plants that offer salt fruits as opposed to sweet fruits?

Why there are no plants that produce salt fruits? Is it because other animals do not like salt to the same degree of humans?
user avatar
  • 2,936
8 votes
1 answer
157 views

What is this apple's abnormality?

The apple pictured is a of the Gala variety,typically striped.The stripes swirl around a brown protrusion. The protrusion is flexible,in the way a leaf is flexible. The flesh underneath is not ...
user avatar
  • 620
4 votes
1 answer
1k views

Banana peel bruises after a hit

When a banana fall on the floor or get a certain impact, the impact location gets darker (it bruises) after a certain amount of time. The darkening affects the peel as well as the fruit itself. Why ...
user avatar
2 votes
4 answers
206 views

What causes plants in the prunus genus to reach anthesis?

In a related question, I ask how to trick fruit trees into flowering later in the spring by prolonging frozen ground conditions. However, I'm starting to realize that I don't actually understand what ...
user avatar
  • 462
5 votes
2 answers
1k views

Trick fruit trees into flowering later in the spring

There is a common problem with fruit trees in temperate climates where the trees flower before the last frost. Generally speaking, if the tree has flowered, and the temperature drops below freezing, ...
user avatar
  • 462
2 votes
0 answers
157 views

Is the primary evolutionary purpose of a fleshy fruit to benefit the sprouting seed or the frugivorous seed disperser animal?

In a question about the low protein content in fruits, one answer suggests the energy, carbohydrate, and protein content in a fruit evolved to entice animal seed dispersers, not foster the sprouting ...
user avatar
  • 121
0 votes
1 answer
1k views

What kind of fruit is this? It is the size of a small avocado or a plum

The flesh inside them seems ripe as it is squishy, and it gives off a strange odor. The smell at first reminded me of menthol. It's about the size of a small avocado, or a plum. A coworker of mine ...
user avatar
  • 129
28 votes
3 answers
8k views

Is a walnut a nut or a drupe?

We've been learning about fruits (and the various categories thereof) in class; among them we have the nut and the drupe. My textbook differentiates between those terms as: Nut: It is a single-seeded ...
user avatar
  • 1,579
5 votes
1 answer
924 views

Plant growing inside a fruit

Today after cutting open a papaya , a plant was found in it: How is it possible for a plant to grow in a fruit? How does it gets $CO_2$ and light for photosynthesis?
user avatar
  • 4,716
-1 votes
2 answers
2k views

Do oranges have traces of starch?

This is for a chemistry experiment, so I just want to know if there are small traces of starch in oranges, and not whether or not I should eat an orange for its starch content, or something to that ...
user avatar
1 vote
3 answers
11k views

Blue light in a fridge. Is it really beneficial or just marketing?

Recently while visiting a shop with electronics I saw a fridge with a huge advertisment sticker going more or less like this: There's blue light source in this fridge so there will be less bacteria ...
user avatar
  • 257