Insectivorous Plants

Q.

How does the pitcher plant trap insects?

Q.

Are insectivorous plants considered autotrophs or heterotrophs?

Q.

Insectivorous plants generally grow in the soil deficient in

1. Oxygen

2. Carbon

3. Nitrogen

4. Hydrogen

Q.

Give reason:

A pitcher plant traps and digests insects.

Q. Which of the following is an example of insectivorous plants?

1. Nepenthes
2. Utricularia
3. Venus flytrap
4. All of the above

Q.

Which of these insects have the ability to digest cellulose?

1. Termites

2. Ants

3. Locusts

4. Honey Bees

Q. Insectivorous plants trap insects to __________.

1. Meet their potassium requirements
2. Meet their nitrogen requirements
3. Meet their phosphorous requirements
4. Meet their oxygen requirements

Q. Match the following.
$\begin{array}{cc}\text{Column A}& \text{Column B}\\ \left(a\right)\text{Cuscuta}& \left(i\right)\text{Saprotrophs}\\ \left(b\right)\text{Pitcher plant}& \left(ii\right)\text{Symbiotic}\\ \left(c\right)\text{Lichen}& \left(iii\right)\text{Parasites}\\ \left(d\right)\text{Mushroom}& \left(iv\right)\text{Insectivorous}\end{array}$

1. a-ii, b-iii, c-i, d-iv
2. a-iii, b-iv, c-i, d-ii
3. a-iii, b-iv, c-ii, d-i
4. a-iii, b-i, c-iv, d-ii

Q.

Give two examples of insectivorous plants.

Q. Insectivorous plants such as Venus flytrap predate on insects in order to supplement the deficiency of

1. Sulphur
2. Nitrogen
3. Potassium
4. Phosphorus

Q. Pitcher plant can grow in nitrogen deficient soil.

1. True
2. False

Q. Which part of plant forms the lid of the pitcher?

1. Leaves
2. Root
3. Flower
4. Stem

Q.

Rhizobium is a nitrogen fixing bacteria found in the roots of (i)____ and have a/an (ii)_________relationship with them.

1. (i) mango, (ii) parasitic

2. (i) mango, (ii) symbiotic

3. (i) all plants, (ii) saprophytic

4. (i) pulses, (ii) symbiotic

Q. Insectivorous plants grow in

1. Nitrogen deficient area
2. Oxygen deficient area
3. Nitrogen excess area
4. None of the above

Q. Why do insectivorous plants trap insects?

1. To meet their carbon requirements.

2. To meet their oxygen requirements.

3. To meet their nitrogen requirements.

4. To meet their water requirements.

Q. Match the following.
$\begin{array}{cc}\text{Column A}& \text{Column B}\\ \left(a\right)\text{Cuscuta}& \left(i\right)\text{Saprotrophs}\\ \left(b\right)\text{Pitcher plant}& \left(ii\right)\text{Symbiotic}\\ \left(c\right)\text{Lichen}& \left(iii\right)\text{Parasites}\\ \left(d\right)\text{Mushroom}& \left(iv\right)\text{Insectivorous}\end{array}$

1. a-iii, b-iv, c-i, d-ii
2. a-iii, b-iv, c-ii, d-i
3. a-ii, b-iii, c-i, d-iv
4. a-iii, b-i, c-iv, d-ii

Q. Which of the following food item cannot be consumed by giraffe?

1. Meat
2. Leaves
3. Flowers
4. Vegetables

Q. Match the following.
$\begin{array}{cc}\text{Column A}& \text{Column B}\\ \left(a\right)\text{Cuscuta}& \left(i\right)\text{Saprotrophs}\\ \left(b\right)\text{Pitcher plant}& \left(ii\right)\text{Symbiotic}\\ \left(c\right)\text{Lichen}& \left(iii\right)\text{Parasites}\\ \left(d\right)\text{Mushroom}& \left(iv\right)\text{Insectivorous}\end{array}$

1. a-iii, b-i, c-iv, d-ii
2. a-iii, b-iv, c-ii, d-i
3. a-ii, b-iii, c-i, d-iv
4. a-iii, b-iv, c-i, d-ii

Q. Identify the insectivorous plant.

1. Rafflesia
2. Nepenthes
3. Dodder
4. Cactus

Q. Which of the following plant traps insect for nutrients?

1. Pitcher
2. Lotus
3. Tulip
4. Rose

Q. Give reasons : Insectivorous plants are attractively coloured.

Q. Where among the following will you find pitcher plant?

1. Rainforest of North-East India
2. Sunderbans
3. The Desert
4. Western Ghats

Q. _________ traps the insect.

1. Sunflower
2. Rose
3. Mimosa
4. Venus fly trap

Q. Insectivorous plants are also called as

1. Omnivorous plants
2. Carnivorous plants
3. Parasitic plants
4. Saprophytes

Q.

Nepenthes is an _______ plant.