NEET MCQ for Biology 17

NEET MCQ for Biology 17

Q.1.Which among the following is not rightly matched: (Ailments and affected parts of Body)?
A) Dermatitis – Skin
B) Glossitis – Tongue
C) Peritonitis – Abdomen
D) Cystitis – Caecum

Q.2.The flower of the Hibiscus plant is
A) Bisexual
B) Unisexual
C) Neuter
D) Very small

Q.3.Chlorofluorocarbons causes
A) Co2 depletion
B) Depletion of ozone layer
C) Increase of ozone layer
D) Increase of co2

Q.4.During photosynthesis green plants absorb
A) Oxygen
B) Nitrogen
C) Carbon mono-oxide
D) Carbon dioxide

Q.5.Number of cotyledons in Zea mays. Cycas and Pinus respectively are:
A) 1, 2,4
B) 1, 2, Many
C) 2, 2, Many
D) 2, 1,4

Q.6.Which of the following process help in nutrient conservation
A) Mineralization
B) Immobilization
C) Leaching
D) Nitrification

Q.7.A flower having both stamens and carpels is
A) Bisexual
B) Unisexual
C) Dioecious
D) Syncarpous

Q.8.In which of the following conditions a person is born with both ovarian and testicular tissues i.e. both female & male organs?
A) Swyer syndrome
B) Penile agenesis
C) Polyorchidism
D) Hermaphroditism

Q.9.Which of the following can be called a characteristic?
A) Plants can photosynthesis
B) We have 2 eyes
C) Mango tree is multicellular
D) All of these

Q.10.Anemophily’ is pollination by:
A) Birds
B) Wind
C) Ants
D) Bats

Q.11.Plants wilt due to excess of
A) Transpiration
B) Photosynthesis
C) Absorption
D) None of these

Q.12.Cobalt is a component of which of the following Vitamins?
A) Vitamin A
B) Vitamin D
C) Vitamin E
D) Vitamin B12

Q.13.Which among the following is true attribute to Polar bear?
A) Herbivore
B) Omnivore
C) Carnivore
D) Marsupial

Q.14.A health problem which is characterized by inability of the bone marrow to produce the red blood cells is placed in which among the following groups?
A) Anuria
B) Aplastic Anemia
C) Pernicious Anemia
D) Aplasia Hide Answer Correct

Q.15.How does calcium carbide ripen mangoes?
A) It reacts with moisture and releases Ethylene
B) It reacts with moisture and releases Acetaldehyde, which in turn releases ethylene
C) It reacts with starch and releases Acetylene
D) It reacts with moisture and releases Ethyne

Q.16.“Daps one” immunotherapy is related to which among the following diseases?
B) Tuberculosis
C) Leprosy
D) Malaria

Q.17.Consider the following statements: Color blindness is more common in men Color blindness is an X-linked recessive trait If both the X chromosomes are defective, a woman may have color blindness which among the above statements are correct:
A) 1 Only
B) 1 & 2
C) 2 & 3
D) All are correct

Q.18.Pigmentation of skin is due to
A) Lymphocytes
B) Monocytes
C) Leucocytes
D) Melanocytes

Q.19.To make curd, you introduce______into the milk.
A) Virus
B) Amoeba
C) Bacteria
D) Yeast

Q.20. 30- Out of proteins, lipids and carbohydrates present in a cell membrane, what is true?
A) Lipids are maximum
B) Carbohydrates are minimum
C) Carbohydrates are maximum
D) All three are in equal proportion

Q.21.N2 content is kept constant in the biosphere due to
A) N2 fixation
B) Industrial pollution
C) Nitrogen cycle
D) Absorption of N2

Q.22.Ozone hole refers to
A) Hole in ozone layer
B) Decrease in the ozone layer in troposphere
C) Decrease in thickness of ozone layer in stratosphere
D) Increase in the thickness of ozone layer in troposphere

Q.23.In human body, which one of the following hormones regulates blood calcium and phosphate?
A) Glucagen
B) Growth hormone
C) Parathyroid hormone
D) Thyroxine

Q.24.The largest cell is_____.
A) Nerve Cell
B) Ovum
C) The egg of an Ostrich
D) None of the above

Q.25.Endospermic seeds are found in?
A) Castor.
B) Barley.
C) Coconut.
D) All of these. 

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