Biology Questions

Q:

Zeatin is produced in ____ and transported to ___ in the xylem where it promotes cell division.

A) Shoots, Roots,  B) Roots, Shoots
C) Stems, Leaves D) Leaves, Stems
 
Answer & Explanation Answer: B) Roots, Shoots

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Q:

Which type of pathogen causes the water­borne disease Salmonellosis?

A) Algal B) Parasitic
C) Bacterial D) Viral
 
Answer & Explanation Answer: C) Bacterial

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Q:

Some amount of plasma, proteins and blood cells escape through the pores present in the walls of capillaries into the intercellular spaces in the tissue and form ______.

 

A) heparin B) lymph
C) platelet   D) protein
 
Answer & Explanation Answer: B) lymph

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Q:

A newborn human baby is fed with the first secretion called colostrum from mammary gland. What does colostrum impart?

A) Factors for growth B) Immunity
C) Sleepiness D) Nutrition for development
 
Answer & Explanation Answer: B) Immunity

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Q:

Which of the following is at the second trophic level of a food chain?

A) Grass B) Rats
C) Snake D) Eagle
 
Answer & Explanation Answer: B) Rats

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Q:

Deficiency of which vitamin causes night blindness?

A) Vitamin K B) Vitamin C
C) Vitamin B1 D) Vitamin A
 
Answer & Explanation Answer: D) Vitamin A

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Q:

The ___ has abundant white fibres.

A) cartilage B) ligament
C) tendon D) bone
 
Answer & Explanation Answer: C) tendon

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Q:

What does Trypsin do?

A) Breaks down Carbohydrates B) Synthesizes proteins
C) Breaks down fats D) Breaks down proteins
 
Answer & Explanation Answer: D) Breaks down proteins

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