Top 1000+ Solved Biology (GK) MCQ Questions Answer
Q. The latex of which plant is used commercially?
a. Papaya plant
b. Sial kanta plant
c. Rubber plant
d. Banyan tree
Q. Which of the following plays an important role in photosynthesis?
a. Chloroplast
b. Centrosome
c. Tonoplast
d. Nematoblast
Q. What is the transplantation of graft between genetically identical individuals?
a. Autograft
b. Isograft
c. Allograft
d. Xenograft
Q. Which one of the following forms the base of vegetable fibres?
a. Cellulose
b. Proteins
c. Fats
d. Oils
Q. In a rainforest, the vegetation that grows under the shade of a canopy is known as -
a. Crown
b. Canopy
c. Understorey
d. Forest floor
Q. Which of the following is the treatment of water pollution?
a. Bag house filter
b. Windrow composting
c. Venturi scrubber
d. Reverse Osmosis
Q. Which part of human body is affected by the ALZHEIMER'S disease?
a. Heart
b. Kidney
c. Immune System
d. Brain
Q. Which of the following is the longest vein in the human body?
a. Trochlear
b. Inferior vena cava
c. Saphenous vein
d. Trigeminal
Q. Which word is common in the botanical names of trees like Ashoka, Tamarind or Coral?
a. Terminalia
b. Salmi
c. Indica
d. Acacia
Q. The part of brain which controls emotional reactions in our body is –
a. Hypothalamus
b. Cerebrum
c. Meninges
d. Thalamus