Aayush D MAMC
Environmental Chemistry.pdf
Please don’t leave this chapter. The markings are going to help you a lot!
The most important compound of boron is,
Anonymous Quiz
25%
Orthoboric acid
29%
Diborane
8%
Borazine
38%
Borax
The casing of a rocket in flight burns up due to friction. At whose expense is the heat energy required for burning obtained. The rocket or the atmosphere?
Anonymous Quiz
30%
Rocket
49%
Atmosphere
4%
Can’t say
17%
Bhaiya kya raat ko kuch bhi puchkar dimaag kharab kar dete ho. 😂
The above diagram shows a person walking. What is the total work done by both legs in one stride?(M-mass of a leg)
Anonymous Quiz
30%
1/2 MV²
41%
MV²
26%
2MV²
4%
4MV²
In Poriferans the fertilisation is _____ and development is _____ and the larva is morphologically ______ to/from the adult.
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9%
Internal,Direct,No larva
24%
Internal,Indirect,Similar
54%
Internal,Indirect,Distinct
13%
External,Indirect,Similar
The above organism is,
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4%
Venus flower basket
11%
Portuguese Man of war
66%
Fresh water sponge
19%
Bathing sponge
As many of you wanted a discussion group. Here it is for those who want to. Remember, it is NOT compulsory. Those who feel the need can join and discuss doubts.
Circulatory system first evolved in,
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16%
Aschelminthes
64%
Annelida
15%
Arthropoda
5%
Mollusca