1)

Most of the Chlorophyceae have one or more storage bodies called _______ located in the chloroplasts.

SSC CGL 2022

A)

Pyrenoids

B)

Carotenoids

C)

Stomata

D)

Chlorophyll

2)

Who is the father of the modern ecology?

SSC CGL 2022

A)

E P Odum

B)

Charles Darwin

C)

Robert Brown

D)

Robert Hook

3)

Synecology can be defined as which of the following?

SSC CGL 2022

A)

A branch of science that deals with the interrelationship of whole biome.

B)

A branch of science that deals with the interrelationship of two species.

C)

A branch of science that deals with the interrelationship of individual species with its environment.

D)

A branch of ecology that deals with the structure, development and distribution of ecological communities.

4)

Which crop grows best on black soil?

, Avg: 00:04 , 100%✓ SSC CGL 2022

A)

Maize

B)

Coffee

C)

Cotton

D)

Millets

5)

Which of the following is a plant tissue? I. Meristematic tissue II. Permanent tissue

SSC CGL 2022

A)

Neither I nor II

B)

Both I and II

C)

Only II

D)

Only I

6)

______ part of xylem tissue in plants stores food.

, Avg: 00:38 , 27%✓ SSC CGL 2022

A)

Xylem parenchyma

B)

Xylem fibres

C)

Vessels

D)

Tracheids

7)

Which of the following is the middle layer in the root apical meristem that gives rise to the cortex?

, Avg: 00:07 , 100%✓ SSC CGL 2022

A)

Plerome

B)

Periblem

C)

Calyptrogen

D)

Dermatogen

8)

Which of the following is a carnivorous plant?

, Avg: 00:08 , 100%✓ SSC CGL 2022

A)

Alyssum

B)

Drosera

C)

Clarkia

D)

Hollyhock

9)

The branch of horticulture which deals with the production, storage, processing and marketing of vegetables is called ______.

SSC CGL 2022

A)

pomology

B)

agronomy

C)

olericulture

D)

apiculture

10)

Which of the following does NOT belong to ‘Kingdom Fungi’?

, Avg: 00:14 , 33%✓ SSC CGL 2022

A)

Mucor

B)

Euglena

C)

Aspergillus

D)

Rhizopus

11)

‘Hypnea indica’ and ‘Hypnea bullata’ are types of :

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A)

green seaweeds

B)

yellow seaweeds

C)

red seaweeds

D)

black seaweeds

12)

Capsaicinoids, carotenoids, phenolics, and vitamins are dominant chemicals in which of the following foods?

, Avg: 00:07 , 28%✓ SSC CGL 2022

A)

Radish

B)

Garlic

C)

Carrot

D)

Chilli

13)

Which of the following is a type of plant disease?

, Avg: 00:08 , 40%✓ SSC CGL 2022

A)

Botulism

B)

Mastitis

C)

Blight

D)

Coccidiosis

14)

Which of the following belongs to the family of ‘Hominidae’?

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A)

Wheat

B)

Housefly

C)

Mango

D)

Man

15)

Which of the following is a characteristic of fibres in relation to plant anatomy?

, Avg: 00:03 , 40%✓ SSC CGL 2022

A)

Responsible for conduction and also mechanical support

B)

Possess only pitted thickenings

C)

Possess various shorted cells

D)

Possess oblique end walls

16)

Camellia sinensis is a plant that produces ______.

SSC CGL 2022

A)

jute

B)

coffee

C)

tea

D)

sugarcane

17)

______ is concerned with constructing records of past climates and climatic events by analysis of tree growth characteristics, especially growth rings.

, Avg: 00:22 , 60%✓ SSC CGL 2022

A)

Geo climatology

B)

Historical- climatology

C)

Bioclimatology

D)

Dendroclimatology

18)

Which of the following dwarf planets lies in the main asteroid belt?

, Avg: 00:05 , 37%✓ SSC CGL 2022

A)

Ceres

B)

Makemake

C)

Eris

D)

Haumea

19)

Which of the following is NOT a part of a flower?

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A)

Stamen

B)

Pistil

C)

Petiole

D)

Sepal

20)

What is the nut of an oak tree called?

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A)

Macadamia

B)

Kola nut

C)

Chestnut

D)

Acorn

21)

The numerical taxonomy of plants is based on which of the following?

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A)

All observable characteristics

B)

Chemical constituents

C)

Structure

D)

Chromosome number

22)

Pneumatophores are specialised _______ in hydrophytes.

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A)

fruits

B)

roots

C)

flowers

D)

seeds

23)

The upward and downward growth of shoots and roots, respectively, in response to the pull of gravity is called ______.

, Avg: 00:05 , 100%✓ SSC CPO 2020

A)

phototropism

B)

hydrotropism

C)

geotropism

D)

chemotropism

24)

What are supporting roots coming out of lower ends of the stem of maize and sugarcane called ?

SSC CPO 2020

A)

Tertiary Root

B)

Prop Root

C)

Stilt Root

D)

Primary Root

25)

Which of the following does NOT fall under the category of oilseeds ?

, Avg: 00:09 , 58%✓ SSC CPO 2020

A)

Groundnut

B)

Soyabean

C)

Oats

D)

Sesame