Entomophily

Q. The tallest flower of Amorphophallus is pollinated by_________.

1. wind
2. bats
3. birds
4. insects

Q. The tallest flower of Amorphophallus is pollinated by_________.

1. wind
2. bats
3. birds
4. insects

Q.

Match the following
$\begin{array}{cc}Column-I& Column-II\\ \left(i\right)Anemophily& \left(a\right)Sunflower\\ \left(ii\right)Epihydrophily& \left(b\right)Vallisneria\\ \left(iii\right)Hypohydrophily& \left(c\right)Corn\\ \left(iv\right)Entomophily& \left(d\right)Zostera\end{array}$

1. (i) - (a), (ii) - (b), (iii) - (c), (iv) - (d)

2. (i) - (a), (ii) - (b), (iii) - (d), (iv) - (c)

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

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

Q.

Match the following
$\begin{array}{cc}Column-I& Column-II\\ \left(i\right)Anemophily& \left(a\right)Sunflower\\ \left(ii\right)Epihydrophily& \left(b\right)Vallisneria\\ \left(iii\right)Hypohydrophily& \left(c\right)Corn\\ \left(iv\right)Entomophily& \left(d\right)Zostera\end{array}$

1. (i) - (a), (ii) - (b), (iii) - (c), (iv) - (d)

2. (i) - (a), (ii) - (b), (iii) - (d), (iv) - (c)

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

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

Q. Attractants and rewards are required for :

1. Anemophily
2. Entomophily
3. Hydrophily
4. Cleistogamy

Q. Match the columns and choose the correct option.
$\begin{array}{cc}\text{Plant}& \text{Pollinating agent}\\ \text{A. Zostera}& \text{I. Insect}\\ \text{B. Grasses}& \text{II. Moth}\\ \text{C. Water hyacinth}& \text{III. Water}\\ \text{D. Yucca}& \text{IV. Wind}\end{array}$

1. A-II, B-I, C-III, D-IV
2. A-IV, B-III, C-II, D-I
3. A-III, B- IV, C-I, D-II
4. A-IV, B-I, C-II, D-III

Q. Which one of the following statements is not true?

1. The flowers pollinated by flies secrete foul odour to attract them.
2. Honey is made by bees by digesting pollen collected from flowers.
3. Pollen grains are rich in nutrients, and they are used in the form of tablets and syrups.
4. Pollen grains of some plants cause severe allergies and bronchial afflictions in some people.

Q. Match the columns and choose the correct option.
$\begin{array}{cc}\text{Plant}& \text{Pollinating agent}\\ \text{A. Zostera}& \text{I. Insect}\\ \text{B. Grasses}& \text{II. Moth}\\ \text{C. Water hyacinth}& \text{III. Water}\\ \text{D. Yucca}& \text{IV. Wind}\end{array}$

1. A-IV, B-I, C-II, D-III
2. A-III, B- IV, C-I, D-II
3. A-IV, B-III, C-II, D-I
4. A-II, B-I, C-III, D-IV

Q. Which of these best describes the mechanism of conjugation?