Please can someone help me with this HW, 1. Which of the following best explains
ID: 236613 • Letter: P
Question
Please can someone help me with this HW,
1. Which of the following best explains the global distribution of plant species, such as the Glossopteris, during the Mesozoic?
a) The landmasses were joined and the plant had a large geographic extent.
d) Seeds were small, so they could be carried by the wind.
2. Which ferromagnesian mineral is believed to constitute up to 50 percent of the mantle?
3. Mineral species can be further subdivided into ________.
4. Color is a reliable identification technique for minerals.
a)True
b)False
5. Which kind of mineral tenacity refers to a mineral being deformed by being hammered without breaking?
a)Malleable
b) Elastic
c) Fibrous
d)Sectile
6. A geode contains minerals that form through biological processes.
a) True
b) False
7.
Please can someone help me with this HW,
1. Which of the following best explains the global distribution of plant species, such as the Glossopteris, during the Mesozoic?
a) The landmasses were joined and the plant had a large geographic extent.
b) Oceans that transgressed on the continents carried the seeds to different locations. c) Seeds were ingested by animals and later deposited in scat.d) Seeds were small, so they could be carried by the wind.
2. Which ferromagnesian mineral is believed to constitute up to 50 percent of the mantle?
a) Amphibole b) Olivine c) Biotite d) Garnet3. Mineral species can be further subdivided into ________.
a) mineraloids b) mineral classes c) varieties d) evaporites4. Color is a reliable identification technique for minerals.
a)True
b)False
5. Which kind of mineral tenacity refers to a mineral being deformed by being hammered without breaking?
a)Malleable
b) Elastic
c) Fibrous
d)Sectile
6. A geode contains minerals that form through biological processes.
a) True
b) False
7.
Explanation / Answer
1- A
2- B ( olivine)
3- B (Mineral classes)
4- A ( Color is one of the key features of Mineral identification)
5- A ( Malleability)
6- False