Introduction to Morphology of Flowering Plants

Q.

Entomology is the science that studies ______.

Q.

What are the examples of morphology?

Q. Pollination occurs in

1. Bryophytes and angiosperms
2. Pteridophytes and angiosperms
3. Angiosperms and gymnosperms
4. Angiosperms and fungi

Q.

What are morphological characters?

Q. Which among these is the tallest Angiosperm?

1. California Redwood
2. Australian Eucalyptus
3. Banyan
4. Silver Oak

Q. How many gametes are required to produce 80 seeds in a typical flowering plant?
[0.7 mark]

1. 120
2. 80
3. 160
4. 240

Q.

The smallest and tallest angiosperms belong to

1. Wolffia and Eucalyptus respectively

2. Eucalyptus and Wolffia respectively

3. Lemna and Eucalyptus respectively

4. Wolffia and Sequoia respectively

Q.

_____________ is the tallest gymnosperm.

1. Pinus

2. Sequoia sempervirens

3. Thuja

4. Deodar

Q.

Which of these is a medicinal plant of potato family?

1. Ashwagandha

2. Petunia

3. Muliathi

4. Aloe

Q. How many of the following seeds are ex-albuminous?
Wheat, Maize, Pea, Barley, Groundnut, Castor

1. 2
2. 3
3. 4
4. 5

Q. Branch of biology that deals with the study of the form, shape and external structure of an organism is called .

1. anatomy
2. morphology
3. phylogeny
4. physiology

Q. Roots play insignificant role in absorption of water in :

1. Wheat
2. Sunflower
3. Pistia
4. Pea

Q. Science dealing with the study of external form, size, colour, structure and relative position of various parts of an organism is

1. anatomy
2. entomology
3. morphology
4. histology

Q. Which of the following is not present in all the mature seeds?

1. cotyledon
2. endosperm
3. embryo axis
4. seed coat

Q. Endosperm is consumed completely by developing embryo in the seeds of

1. pea.
2. maize.
3. coconut.
4. castor.

Q.

Is vallisneria dioecious?

Q. Which of the following is not a polycarpic plant?

1. Apple
2. Mango
3. Orange
4. Radish

Q.

Taxonomy deals with the

1. study of evolution of life forms.

2. classification of life forms.

3. history of the branch of biology.

4. establishment of botanical gardens and zoological parks.

Q. Label the parts from A to I in the image given below.

1. A - Flower, B - Fruit, C - Stem, D - Leaf, E - Terminal bud, F - Primary root, G - Secondary roots, H - Shoot system, I - Root system
2. A - Flower, B - Fruit, C - Stem, D - Leaf, E - Terminal bud, F - Fibrous root, G - Secondary roots, H - Shoot system, I - Root system
3. A - Flower, B - Fruit, C - Stem, D - Leaf, E - Terminal bud, F - Secondary roots G - Primary root, H - Shoot system, I - Root system
4. A - Flower, B - Fruit, C - Stem, D - Leaf, E - Axillary bud, F - Primary root, G - Secondary roots, H - Shoot system, I - Root system

Q.

Why are most of the seeds so hard and durable?

1. Due to the drying up of the tissues

2. To protect the plumule

3. To protect the embryo

4. To survive the winter season

Q. Which of the following is not a branch of biology?

1. Chronobiology
2. Physiology
3. Ethnobiology
4. None of the above

Q.

What are Sequoia sempervirens?

Q. Select the branch of science that deals with study of chemicals.

1. Chemistry
2. Physics
3. None of the above
4. Experimental science

Q. Identify the gymnosperms shown in the figure and select the correct option.

1. A-Cycas, B-Cedrus, C-Ginkgo
2. A-Pinus, B-Cycas, C-Cedrus
3. A-Ginkgo, B-Pinus, C-Cycas
4. A-Cycas, B-Ginkgo, C-Pinus

Q.

If a seed is defined as an ovule modified as a result of fertilization, one may expect to find seed in:

1. All vascular plants

2. Angiosperm only

3. Gymnosperm only

4. Phanerogams

Q. Branch of biology that deals with the study of the form, shape and external structure of an organism is called .

1. anatomy
2. morphology
3. phylogeny
4. physiology

Q. Which of the following forms the branch of the tree?

1. Axillary stem
2. Crown
3. None of the above
4. Apical stem

Q. Read the following statements carefully and select the correct ones.
(i) Alfred Wallace, a naturalist who worker in Malay Archipelago had also come to similar conclusions as Darwin around the same time.
(ii) August Weismann by careful experimentation demonstrated that life comes only for pre-existing life.
(iii) The organs which have the same fundamental structure but are different in functions are called homologous organs.
(iv) Rate of appearance of new form is inversely proportional to life span of organism.

1. (i) and (iii)
2. (iii) and (iv)
3. (i) and (ii)
4. (ii) and (iv)

Q.

Which among these has helped the angiosperms to become the most dominant form of plant?

1. Flowers

2. Both a and b

3. Vascular tissues

4. Seed

Q. Bentham and Hooker classified only flowering plants and conifers.

1. True
2. False