Biology · NDA previous year questions

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2024 20 questions

Q512024 · 1 Sept 2024
Which one of the following statements about lysosomes is NOT correct ?
1. A.They are waste disposal system of the cell
2. B.They breakdown all inorganic materials
3. C.These are also referred to as “suicidal bags”
4. D.Lysosomes stop entry of foreign materials
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Answer: B
Q522024 · 1 Sept 2024
Which of the following two cell organelles have their own genetic material ?
1. A.Endoplasmic reticulum and plastids
2. B.Endoplasmic reticulum and mitochondria
3. C.Mitochondria and plastids
4. D.Lysosomes and Golgi apparatus
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Answer: C
Q542024 · 1 Sept 2024
Which one among the following is the source of energy in cells ?
1. A.ADP
2. B.ATP
3. C.AMP
4. D.NAD
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Answer: B
Q572024 · 1 Sept 2024
Which one among the following separation techniques is used for blood tests in diagnostic laboratories ?
1. A.Filtration
2. B.Chromatography
3. C.Centrifugation
4. D.Crystallization
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Answer: C
Q732024 · 1 Sept 2024
Which one among the following diseases is caused due to deficiency of Vitamin D in humans?
1. A.Beriberi
2. B.Scurvy
3. C.Rickets
4. D.Pneumonia
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Answer: C
Q742024 · 1 Sept 2024
Which one among the following combinations most appropriately represent the components of balanced diet?
1. A.Carbohydrate, vitamins, proteins, fat, minerals, fibres and water.
2. B.Carbohydrate, vitamins, proteins, fat and minerals
3. C.Carbohydrate, vitamins, proteins, minerals and water
4. D.Vitamins, proteins, fat, minerals, fibres and water
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Answer: A
Q752024 · 1 Sept 2024
In which part or organ of the human body is cartilage NOT found?
1. A.Nose
2. B.Trachea
3. C.Bronchiole
4. D.Knee joint
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Answer: C
Q762024 · 1 Sept 2024
Which part of nephron of the human kidney is responsible for filtration of blood for excretion?
1. A.Collecting duct
2. B.Renal vein
3. C.Ureter
4. D.Bowman's capsule
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Answer: D
Q772024 · 1 Sept 2024
Organisms of which of the following phylum are called sponges?
1. A.Coelenterata
2. B.Platyhelminthes
3. C.Porifera
4. D.Echinodermata
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Answer: C
Q602024 · 21 Apr 2024
Litmus, a well-known acid-base indicator, is derived from :
1. A.Fungi
2. B.Lichens
3. C.Bacteria
4. D.Termite
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Answer: B
Q632024 · 21 Apr 2024
Which of the following statements regarding animal cell membrane is correct?
1. A.They are composed of phospholipids only.
2. B.They are composed of proteins only.
3. C.They are composed of phospholipids and proteins only.
4. D.They are composed of phospholipids, proteins and cholesterol (lipid).
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Answer: D
Q652024 · 21 Apr 2024
Which one of the following is the correct sequence in increasing complexity?
1. A.Protein - Organism - Tissue - Organ
2. B.Protein - Organ - Tissue - Organism
3. C.Protein - Organism - Organ - Tissue
4. D.Protein - Tissue - Organ - Organism
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Answer: D
Q662024 · 21 Apr 2024
Consider the following cell types : 1. Monocyte 2. Chondrocyte 3. Basophil 4. Lymphocyte How many of the above belong to animal cell types?
1. A.1
2. B.2
3. C.3
4. D.4
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Answer: D
Q682024 · 21 Apr 2024
Consider the following statements : 1. DNA replication takes place when chromatin is opened up. 2. Chromatin organises itself into rod-shaped chromosomes before cell division. 3. Both prokaryotes and eukaryotes have the same process for cell division. Which of the statements given above is/are correct?
1. A.1 only
2. B.1 and 2 only
3. C.1, 2 and 3
4. D.3 only
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Answer: B
Q782024 · 21 Apr 2024
Human body works in the pH range of :
1. A.6.8 - 7.2
2. B.7.0 - 7.8
3. C.6.5 - 7.5
4. D.7.5 - 8.0
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Answer: B
Q842024 · 21 Apr 2024
Soap with water forms :
1. A.Metallotropic liquid crystal
2. B.Thermotropic liquid crystal
3. C.Homogeneous solution
4. D.Lyotropic liquid crystal
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Answer: D
Q872024 · 21 Apr 2024
Leaves of most plants appear green because the chlorophyll present in it :
1. A.absorbs red and blue light while reflecting green light.
2. B.absorbs green light only.
3. C.absorbs green light while reflecting red and blue light.
4. D.reflects red light and absorbs blue and green light.
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Answer: A
Q892024 · 21 Apr 2024
Bacterial DNA is referred to as naked because it is not associated with:
1. A.any scaffold
2. B.proteins
3. C.ribozymes
4. D.plasmid
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Answer: B
Q902024 · 21 Apr 2024
Which one among the following cells produces antibodies against a foreign antigen?
1. A.Lymphocytes
2. B.Erythrocytes
3. C.Eosinophils
4. D.Platelets
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Answer: A
Q982024 · 21 Apr 2024
LIGO experiment confirmed one of the predictions of :
1. A.String theory
2. B.Special theory of relativity
3. C.Quantum mechanics
4. D.General theory of relativity
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Answer: D