u/Individual-Law2493

Evolution Question

Which ones can be included in having analogous structures?

(A) Flipper of Penguin and Flipper of Whale

(B) Vertebrate Brain

(C) Thorn of Bougainvillea and Tendril of Cucumber

(D) Sweet Potato and Potato

(E) Prokaryotic and Eukaryotic Flagella

(F) Wing of Butterfly and Wing of Birds

(G) Eye of Octopus and Eye of Human

 

  1. A,D,F,G only

  2. A,D,E,F,G only

  3. A,D,F only

  4. B,D,E,G only

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u/Individual-Law2493 — 2 hours ago

Good Morphology question

A botanist surveyed a flowering plant having three branches arranged successively from the lower region toward the apex. Each branch bore two flowers. The following average floral dimensions were recorded:

  • Branch-1: Length 5 cm, Width 3 cm
  • Branch-2: Length 3 cm, Width 2 cm
  • Branch-3: Length 2 cm, Width 1 cm

Assuming floral dimensions correlate directly with developmental age, identify the most probable plant.

a) Jasmine
b) Gulmohar
c) China rose
d) Calotropis

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u/Individual-Law2493 — 2 days ago

Microbes Graph Question

https://preview.redd.it/dv5v15aveg1h1.png?width=1456&format=png&auto=webp&s=b480113d2876209ef0c24d29ea807a9b7e9cdcda

  1. The graph above represents the methanogenic efficiency of a biogas plant over operational time. At one stage, atmospheric oxygen accidentally entered the digester. Which point most likely represents the initial phase immediately after oxygen entry?

(A) Point-I
(B) Point-II
(C) Point-III
(D) Point-IV

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u/Individual-Law2493 — 7 days ago

Microbes Question

I was going through the subreddit and found someone who had posted an ncert graph based on bod and sewage treatment and i made a question on it!

The given figure shows the effect of sewage discharge on a river. Which of the following graphs correctly represents the changes in BOD and Dissolved Oxygen?

Option-1)

https://preview.redd.it/zw1z26cimf1h1.png?width=1110&format=png&auto=webp&s=36d88aa1b34456aa7de37cfb3ae73600d7317c4b

Option-2)

https://preview.redd.it/ekms4gvlmf1h1.png?width=428&format=png&auto=webp&s=35cdb5cb4549ae7ca936faf71f7dce9b54ea9b7e

Option-3)

https://preview.redd.it/niyzra2wmf1h1.png?width=877&format=png&auto=webp&s=c4f53410ebc069a786679d4f6973e23273d4e207

Option-4)

https://preview.redd.it/7xgfyj5xmf1h1.png?width=871&format=png&auto=webp&s=ee387ef3f0cf46d059b42744510faeb6a0a9d6fb

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u/Individual-Law2493 — 7 days ago
▲ 1 r/BITSAT

i'm a pcb student and i scored 191 in bitsat session-1

https://preview.redd.it/bbm0tste2dyg1.png?width=625&format=png&auto=webp&s=1e90bb19037e3338dd9271d35d28ea435986e61f

So i have a few queries regarding the preference form they opened yesterday. I will be appearing for neet on may 3 and bits is my backup i will most likely fill the form after neet.

If i fill the form now, will be able to change/modify my preferences after the 2nd attempt as i wanted to try for msc biological sciences too.
How does the preferences system work like, if i select one degree ill be given that?

Thank you.

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u/Individual-Law2493 — 23 days ago

How many of the following were formed in Miller’s experiment?

Amino acids, DNA, RNA, Proteins, Lipids, Fats, Carbohydrates, Sugars, Nitrogen bases, Pigments, Vitamins, ATP, Cholesterol

  1. 1

  2. 2

  3. 6

  4. 4

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u/Individual-Law2493 — 23 days ago

How many statements are false?

  1. The mammals are direct descendants of therapsids which evolved from pelycosaurs and synapsids.
  2. Bryophytes evolved from chlorophyte ancestors.
  3. The neanderthal man is known to have the largest brain capacity and is known to use hides and bury their dead.
  4. The number of Australian marsupials are 4 from: Marsupial Mole, Lemur, Sugar Glider, Koala, Bobcat, Anteater, Mouse

(A) 1
(B) 2
(C) 3
(D) 0

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u/Individual-Law2493 — 23 days ago

Study the graph and choose the right options

https://preview.redd.it/phaw7p7483yg1.png?width=273&format=png&auto=webp&s=7bc7b8aebb0db68060abbb9af5ac7d8090348fce

Study the graph and choose the right options

A) The region A denotes the condition of low light intensities hence light acts as a factor for affecting the rate of photosynthesis

B ) The region C depicts when light is no longer a factor that affects the rate of photosynthesis ie, photosynthesis is independent of light intensities.

C) Point D denotes the point where the law of limiting factor by Blackman takes place which states that "If a chemical process is affected by more than one factor, then its rate will be determined by the factor which is nearest to its minimal value"

  1. A,B,C only

  2. A,B, only

  3. B,C only

  4. A,C only

Answer: >!Option-1: A,B,C!<

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u/Individual-Law2493 — 24 days ago

Statement 1: Photosynthesis is an important process for all organisms on earth

Statement 2: Photosynthesis is a source of all primary food on earth and is involved in release of oxygen in the atmosphere

(a) Action mentioned in Statement 1 is dependent on action mentioned in Statement 2.

(b) Action mentioned in Statement 2 is dependent on action mentioned in Statement 1.

(c) Actions mentioned in Statements 1 and 2 are independent of each other.

(d) Actions mentioned in Statements 1 and 2 are synchronous.

Answer: >!Option-1, Direct NCERT lines!<

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u/Individual-Law2493 — 24 days ago