A lens which converges a beam of parallel rays to a point is called.
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12%
Diverging (or concave) lens
73%
Converging (or convex) lens
12%
Plano concave lens
3%
Plano-convex lens
एक लेंस जो समानांतर किरणों के बीम को एक बिंदु पर परिवर्तित करता है, कहलाता है
Anonymous Quiz
15%
अपसारी (या अवतल) लेंस
58%
अभिसारी (या उत्तल) लेंस
22%
प्लानो अवतल लेंस
5%
प्लानो-उत्तल लेंस
The diameter of a lens is called.
Anonymous Quiz
20%
Focal length
18%
Principle axis
43%
Aperture
19%
Radius of curvature
लेंस के व्यास को कहते हैं
Anonymous Quiz
17%
फोकल लंबाई
15%
सिद्धांत अक्ष
43%
एपर्चर
25%
वक्रता त्रिज्या
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The development of root and shoot in tissue culture is determined by _____
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7%
Temperature
18%
Nutrients
70%
Auxin and cytokinin ratio
5%
None of the above
ऊतक संवर्धन में जड़ और प्ररोह का विकास ______ द्वारा निर्धारित किया जाता है।
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7%
तापमान
25%
पोषक तत्व
66%
ऑक्सिन और साइटोकिनिन अनुपात
2%
उपरोक्त में से कोई नहीं
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Pressure has the same dimension as ____________
Anonymous Quiz
48%
energy per unit volume
13%
energy
26%
force per unit volume
12%
force
दाब का आयाम ____________ के समान होता है
Anonymous Quiz
46%
ऊर्जा प्रति इकाई मात्रा
18%
ऊर्जा
22%
प्रति इकाई मात्रा बल
14%
बल
The membrane around the vacuole is known as
Anonymous Quiz
58%
Tonoplast
14%
Elaioplast
23%
Cytoplast
5%
Amyloplast
रिक्तिका के चारों ओर की झिल्ली कहलाती है
Anonymous Quiz
45%
टोनोप्लास्ट
20%
एलाइओप्लास्ट
30%
साइटोप्लास्ट
4%
अमाइलोप्लास्ट
A plant cell wall is mainly composed of.
Anonymous Quiz
11%
Protein
80%
Cellulose
7%
Lipid
3%
Starch
पादप कोशिका भित्ति मुख्य रूप से बनी होती है
Anonymous Quiz
11%
प्रोटीन
77%
सेल्यूलोज
8%
लिपिड
3%
स्टार्च