11)

Tiny pores present on the surface of leaves are known as:

SSC CHSL 2021

A)

cytoplasm

B)

mitochondria

C)

stomata

D)

nucleus

12)

Which of the following is a trace mineral in the human body?

SSC CHSL 2021

A)

Sulfur

B)

Phosphorus

C)

Magnesium

D)

Selenium

13)

Which part of the human body has the growth stages divided into - Anagen, Catagen and Telogen?

SSC CHSL 2021

A)

Nose

B)

Hair

C)

Nails

D)

Tooth

14)

In which part of the human body will you find the 'superior rectus'?

SSC CHSL 2021

A)

Ear

B)

Eye

C)

Nose

D)

Tongue

15)

Which of the following is NOT a water or hygiene related disease?

SSC CHSL 2021

A)

Trachoma

B)

Buruli ulcer

C)

Schistosomiasis

D)

Diabetes

16)

Which of the following is a large bean-shaped lymphoid organ in the human body?

SSC CHSL 2021

A)

Spleen

B)

Tonsil

C)

Thymus

D)

Lymph node

17)

Trachoma is a preventable disease that results from poor hygiene and sanitation. Which of the following body parts does it affect?

SSC CHSL 2021

A)

Heart

B)

Ear

C)

Eye

D)

Stomach

18)

Vitamin B12 is generally NOT present in ______.

SSC CHSL 2021

A)

fish products

B)

plant foods

C)

poultry products

D)

milk products

19)

Down Syndrome, which causes learning difficulties and physical health development delays and disabilities, is a:

SSC CHSL 2021

A)

bacterial disease

B)

genetic disease

C)

fungal disease

D)

viral disease

20)

Which of the following is one of the basic plant nutrients of fertilizers that are commonly used in agriculture?

SSC CHSL 2021

A)

Arsenic

B)

Potassium

C)

Mercury

D)

Sodium