Dispersion by Bursting of Fruits

Q.

A baby plant called ___ is inside the seed coat.

Q. Legumes such as peas and beans depend upon seed dispersal mechanism of

1. water
2. wind
3. bursting
4. animals

Q. The seeds of lady's finger (bhindi), mustard and the pea family are dispersed by ___________.

1. birds
2. bursting of fruits
3. water
4. animals

Q. Some seeds are dispersed by the bursting of fruits.

1. False
2. True

Q. Seeds of mustard are dispersed by which mode of seed dispersal?

1. Dispersal by wind
2. Dispersal by animal
3. Dispersal by water
4. Dispersal by bursting of fruit

Q. Some seeds are thrown away or scattered when the fruit bursts with a sudden jerk.

1. True
2. False

Q. Seeds of bhendi are dispersed by __________.

1. wind
2. water
3. bursting of fruit
4. animals

Q. Statement 1: Some fruits enclose the seeds in a pod.

Statement 2: Upon drying, the pod explodes releasing the seeds in the surroundings.

1. Both statements are correct.
2. Both statements are incorrect.
3. Only statement 1 is correct.
4. Only statement 2 is correct.

Q.

The covering of embryo/seed is called

1. seed coat

2. plumule

3. radicle

4. cotyledons

Q.

Three matured air dried bean seeds are taken and tied to a glass slide at three positions as shown. This slide is kept in a beaker containing water in a manner that the top seed is well above water, the middle one is just at the water level and the bottom one is deep in water. The experimental set up is left in a warm place for a few days. What will you notice by the end of the process?

Three bean seed experiment.

1. All the seeds will germinate.

2. The middle seed will germinate, the top and the bottom seeds will not germinate.

3. Bottom and top seed will germinate and the middle one will not germinate.

4. Top and middle seed will germinate and the one at the bottom will not germinate.

Q. Apple develops from _______ part of the flower.

1. petals
2. ovary
3. thalamus
4. sepals

Q. The sweet, fleshy edible middle layer of the fruit is called _______.

1. epicarp
2. pericarp
3. mesocarp
4. endocarp

Q.

Match the following
$\begin{array}{cccc}A.& \text{Zoophily}& 1.& \text{Pollination by birds}\\ B.& \text{Ornithophily}& 2.& \text{Pollination by insects}\\ C.& \text{Entomophily}& 3.& \text{Pollination by bats}\\ D.& \text{Chiropterophily}& 4.& \text{Pollination by animals}\end{array}$

1. A – 3, B – 2, C – 1, D – 4

2. A – 1, B – 2, C – 3, D – 4

3. A – 4, B – 2, C – 1, D – 3

4. A – 4, B – 1, C – 2, D – 3

Q. In _______, the thalamus becomes the fleshy part of the fruit.

1. true fruit
2. fleshy fruit
3. dry fruit
4. false fruit