NEET MCQ for Biology 20

NEET MCQ for Biology 20

Q.1.The chlorophyll in photosynthesis is used for
A) Absorbing light
B) Breaking down water molecule
C) No function
D) Reduction of CO2

Q.2.Development of sporophyte from gametophyte is called
A) Apomixis
B) Apospory
C) Apogamy
D) Diplospory

Q.3.The antibiotic penicillin is produced from a
A) Bacteria
B) Fungi
C) Lichen
D) Algae

Q.4.Coir is the commercial product of coconuts:
A) Mesocarp
B) Pericarp
C) Endocarp
D) Endosperm

Q.5.The chlorophyll in photosynthesis is used for
A) Absorbing light
B) Breaking down water molecule
C) No function
D) Reduction of CO2

Q.6.The organelles involved in photorespiration are
A) Glyoxysomes, chloroplast and mithondria
B) Chloroplast, peroxisome and glythisome
C) Mitochondria, peroxisome and glyoxysomes
D) Chloroplast, mitochondria and peroxisome

Q.7.Oxyreductases, transferases, hydrolases, lyases, isomerases and ligases are all classes of
A) Hormones
B) Enzymes
C) Proteins
D) Vitamins

Q.8.Pyorrhoea is a disease of the
A) Nose
B) Gums
C) Heart
D) Lungs

Q.9.Due to which of the processes in plants the Radiocarbon dating is possible to estimate their age?
A) Growth
B) Chemosynthesis
C) Photosynthesis
D) Assimilation

Q.10.Dietary intake of ‘Iodine is essential for the normal functioning of thyroid gland
Which among the following is considered to be naturally rich in Iodine?
1.Table Salt
3.Dairy Products
A) Only 1
B) 1 and 2
C) 1 and 3
D) 1, 2 and 3

Q.11.In which part of the human body “Pleura” is found?
A) Lungs
B) Brain
C) Liver
D) Heart

Q.12.What is the type of Tomato fruit?
A) Pome
B) Berry
C) Drupe
D) None of the above

Q.13.Who among the following is called father of Modern Genetics?
A) William Bateson
B) Robert Hooke
C) E J Butler
D) F O Bower

Q.14.Plants which are adapted to grow in soils containing high concentration of salt are known as:
A) Xerophytes
B) Mesophytes
C) Halophytes
D) Thallophytes

Q.15.Pigmentation of skin is due to
A) Lymphocytes
B) Monocytes
C) Leukocytes
D) Melanocytes

Q.16.What is the average life of Red Blood cells in our body?
A) 30-40 days
B) 70-80 days
C) 100-120 days
D) 160-180 days

Q.17.In which organ of the human body are the lymphocyte cells formed?
A) Liver
B) Long bone
C) Pancreas
D) Spleen

Q.18.In a pond ecosystem, benthos means:
A) Zooplanktons on water surface
B) Large fishes eating small ones
C) Primary consumers in the bottom of a pond
D) All Phytoplankton’s

Q.19.Consider the following statements:
1. Yeast is used for production of alcohol and wine.
2. Number of antibiotics are being produced from bacteria and fungi.
3. Antibiotics produced from microorganisms are poisonous and disease causing
4. Sugar converted into alcohol through photosynthesis process.
A) 1, 2 and 3
B) 1 and 2
C) 2, 3 and 4
D) 3 and 4

Q.20.Fossils are generally found in?
A) Sedimentasry Rocks. 
B) IgneousRocks
C) Metamorphic Rocks.
D) Any type of Rock

Q.21.During binary fission in Amoeba which of the following organelles is duplicated?
A) Plasma membrane.
B) Nucleus. 
C) Contractile.
D) All of these

Q.22.Which of the following day is celebrated as ‘World AIDS Day’?
A) 31st March.
B) 1st March.
C) 1st December. 
D) 31st December

Q.23.What is protoplast?
A) Cell wall + Plasma membrane.
B) Plant cell-cell wall. 
C) Cytoplasm + cell wall.
D) Plasma membrane – cytoplasm.

Q.24.Amplification of nucleic acid can be done with the help of
A) Centrifugation.
D) PCR. 

Q.25.Which of the following is not a symptom of mental illness?
A) Insomnia.
B) Depression.
C) Positive attitude. 
D) Delusions and hallucinations.

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