Identify the correct features of Mango and Coconut fruits.

(i) In both, fruit is a drupe
(ii) Endocarp is edible in both
(iii) Mesocarp in Coconut is fibrous, and in Mango, it is fleshy
(iv) In both, the fruit develops from the monocarpellary ovary


Select the correct option from below:

1. (i), (iii) and (iv) only

2. (i), (ii) and (iii) only

3. (i) and (iv) only

4. (i) and (ii) only 

Subtopic:  Fruits & their Types |
 81%
From NCERT
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Large, empty colourless cells of the adaxial epidermis along the veins of grass leaves are:

1. Lenticels 2. Guard cells
3. Bundle sheath cells 4. Bulliform cells
Subtopic:  Monocot Leaf |
 85%
From NCERT
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Which of the following statements about cork cambium is incorrect?

1. It forms a secondary cortex on its outside
2. It forms a part of periderm
3. It is responsible for the formation of lenticels
4. It is a couple of layers thick
Subtopic:  Activity of Cork Cambium |
 58%
From NCERT
NEET - 2020
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In cockroach, identify the parts of the foregut in correct sequence:

1. Mouth → Oesophagus → Pharynx → Crop → Gizzard
2. Mouth → Crop → Pharynx → Oesophagus → Gizzard
3. Mouth → Gizzard → Crop → Pharynx → Oesophagus
4. Mouth → Pharynx → Oesophagus → Crop → Gizzard

Subtopic:  Cockroach: Digestive System |
 73%
From NCERT
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Match the following columns with reference to cockroach and select the correct option:        

  Column - I Column - II
(a) Grinding of          (i) Hepatic caeca the food particles
(b) Secrete gastric      (ii) 10th segment juice
(c) 10 pairs   (iii) Proventriculus
(d) Anal cerci (iv) Spiracles
(v)  Alary muscles

                               

Options: (a) (b) (c) (d)
1. (iii) (i) (iv) (ii)
2. (iv) (iii) (v) (ii)
3. (i) (iv) (iii) (ii)
4. (ii) (iii) (i) (iv)


 

Subtopic:  Cockroach: Digestive System | Cockroach:Male Reproductive System | Cockroach: Female Reproductive System |
 80%
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Select the incorrectly matched pair from the following:

1. Chondrocytes - Smooth muscle cells

2. Neurons - Nerve cells

3. Fibroblast - Areolar tissue

4. Osteocytes - Bone cells

Subtopic:  Connective Tissue | Cardiac Muscle & Smooth Muscle |
 87%
From NCERT
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Inclusion bodies of blue-green, purple, and green photosynthetic bacteria are:

1. Contractile vacuoles

2. Gas vacuoles

3. Centrioles

4. Microtubules

Subtopic:  Ribosome and Inclusion Bodies |
 80%
From NCERT
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The biosynthesis of ribosomal RNA occurs in:

1. Ribosomes

2. Golgi apparatus

3. Microbodies

4. Nucleolus

Subtopic:  Nucleus |
 74%
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The size of Pleuro Pneumonia Like Organism (PPLO) is:

1. 0.02 μm

2. 1-2 μm

3. 10-20 μm

4. 0.1 μm

Subtopic:  Prokaryotic Cell Organisation |
 66%
From NCERT
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Match the following columns and select the correct option:

Column-I Column-II
(a) Smooth endoplasmic
reticulum 
(i) Protein synthesis 
(b) Rough endoplasmic
reticulum      
(ii) Lipid synthesis
(c) Golgi complex      (iii) Glycosylation
(d) Centriole        (iv) Spindle formation
 
Options: (a) (b) (c) (d)
1. (ii) (i) (iii) (iv)
2. (iii) (i) (ii) (iv)
3. (iv) (ii) (i) (iii)
4. (i) (ii) (iii) (iv)
Subtopic:  Golgi Apparatus | Centrosomes | Endomembrane System (Endoplasmic Reticulum) |
 88%
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