Insectivorous Plants

Q.

Why the pitcher plant cannot perform photosynthesis, and it is green also?

Q. The given image is of a pitcher plant. Which among the following options are correct with respect to the image?

1. They trap and consume insects
2. It is an insectivorous plant
3. Symbiotic association between algae and fungi
4. Leaf is modified to form pitcher

Q. Insectivorous plants feed on insects to obtain ___.

1. nitrogen
2. carbon dioxide
3. oxygen
4. water

Q.

Cuscuta is an example of

1. Autotroph

2. Parasite

3. Saprotroph

4. Host

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

Q. Statement 1: Insectivorous plants trap and eat insects to fulfil their nutrition.

Statement 2: Pitcher plant is an example of insectivorous plant.

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

Q.

Which of the following characteristics describe venus flytrap?

1. It has a flowery appearance

2. The leaves have long pointed hair

3. The leaf is divided into two having midrib in between like a hinge

4. Leaves form small bladder-like structures

Q.

Pitcher plants feed on insects to meet their requirement of ___.

1. Phosphorus

2. Sulphur

3. Potassium

4. Nitrogen

Q. All the following statements regarding pitcher plant are correct, except:

1. Their leaf is modified into pitcher
2. They are insectivorous
3. They have chlorophyll
4. They do not perform photosynthesis

Q.

If all the plants steps performing photosynthetic process. What will happen?

Q. What are insectivorous plants? Give examples.

Q. Name the following:​

A) A parasitic plant with yellow, slender and branched stem.​
B) A plant that is partially autotrophic.
C) The pores through which leaves exchange gases.​

Q.

Question 8 (b)
Tick the correct answer:
(b) The plant which traps and feeds on insects is:
(i) Cuscuta (ii) china rose (iv) pitcher plant (v) rose

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

Q.

Can you think of an organism that is both a producer and a consumer? (Hint- insectivorous plant)

Q. ___________ plants trap and digest organisms like small flies and other bugs to meet their ___________ demands.

1. Saprotrophic, Sulphur
2. Insectivorous, Sulphur
3. Insectivorous, Nitrogen
4. Saprotrophic, Nitrogen

Q.

Question 4
Pitcher plant traps insects because it

(a) is a heterotroph.
(b) grows in soils which lack in nitrogen.
(c) does not have chlorophyll.
(d) has a digestive system like human beings.

Q. Which of the following is/are insectivorous plants?

Q. Match the methods of nutrition of special organs with suitable examples.

Autotrophs	Mycorrhiza	Cuscutta
Parasites	Chlorophyll	Monotropa
Saprophytes	Haustoria	Hibiscus

Q. Give reasons [Textbook Question 4a pg no.33]

• Insectivorous plants are attractively coloured. <!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}-->
• Butterflies have a long tube-like proboscis.

Q. Find out the plant from the given options with these characters:

1. Leaves are modified into a flask like structure, which is used to attract insects and other tiny animals.
2. Plants grow in nitrogen deficient places.

1. Opuntia
2. Acacia
3. Nepenthes
4. Onion

Q. Find out the plant from the given options with these characters:

1. Leaves are modified into a flask like structure, which is used to attract insects and other tiny animals.
2. Plants grow in nitrogen deficient places.

1. Onion
2. Nepenthes
3. Acacia
4. Opuntia

Q.

Insectivorous plants grow only on such soil which are deficient in:-

1. Calcium

2. Nitrogen

3. Magnesium

4. Phosphorus